[PATCH 10/11] omap: musb: get rid of dyn_fifo

Andreas Hartmetz ahartmetz at gmail.com
Tue Feb 23 10:09:20 EST 2010


On Tue, Feb 23, 2010 at 3:55 PM, Thomas Weber <weber at corscience.de> wrote:
> Tony Lindgren wrote:
>> From: Felipe Balbi <felipe.balbi at nokia.com>
>>
>> that's deprecated as we can check dyn_fifo from
>> CONFIGDATA register.
>>
>> Cc: linux-usb at vger.kernel.org
>> Signed-off-by: Felipe Balbi <felipe.balbi at nokia.com>
>> Signed-off-by: Tony Lindgren <tony at atomide.com>
>> ---
>>  arch/arm/mach-omap2/usb-musb.c |    1 -
>>  1 files changed, 0 insertions(+), 1 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
>> index 2221a6c..85feb60 100644
>> --- a/arch/arm/mach-omap2/usb-musb.c
>> +++ b/arch/arm/mach-omap2/usb-musb.c
>> @@ -49,7 +49,6 @@ static struct resource musb_resources[] = {
>>
>>  static struct musb_hdrc_config musb_config = {
>>       .multipoint     = 1,
>> -     .dyn_fifo       = 1,
>>       .num_eps        = 16,
>>       .ram_bits       = 12,
>>  };
>>
>> --
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>>
>>
> Hi,
>
> I think this patch breaks musb_hdrc.
>
> In musb_core_init is musb->config->dyn_fifo checked but is never set.
>
> So I get the following dmesg output:
>
> musb_hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split,
> HB-ISO Rx, HB-ISO Tx, SoftConn)
> musb_hdrc: MHDRC RTL version 1.400
> musb_core_init 1405: reconfigure software for Dynamic FIFOs
> musb_hdrc musb_hdrc: musb_init_controller failed with status -19
>
> Thomas

I think I have the same problem.
There are other problems right now (I'm trying several different
branch/defconfig
combinations) so I can't be 100% sure.



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